相关题目
80. *What does the abbreviation CD stand for on a nautical chart?
79. *What does the abbreviation MSL stand for on a nautical chart?
78. The compass rose on a nautical chart indicates both variation and ().
77. Which information does the outer ring of a compass rose on a nautical chart provide?
76. On a nautical chart, the inner ring of a compass rose indicates ().
75. Chart legends printed in capital letters show that the associated landmark is ().
74. Many of the soundings shown on the chart are derived from (). Undue reliance should not be placed upon them.
73. The shoreline on charts generally represents the mean ().
72. Contour elevations on this chart refer to heights in meters above mean ().
71. *Which one of the following symbols indicates the anchorage area for deep -draught vessels?
